FI3642374T3 - Method of extracting lithium compound(s) - Google Patents

Method of extracting lithium compound(s) Download PDF

Info

Publication number
FI3642374T3
FI3642374T3 FIEP17915110.5T FI17915110T FI3642374T3 FI 3642374 T3 FI3642374 T3 FI 3642374T3 FI 17915110 T FI17915110 T FI 17915110T FI 3642374 T3 FI3642374 T3 FI 3642374T3
Authority
FI
Finland
Prior art keywords
carbonate
lithium
phosphate
typically
earth metal
Prior art date
Application number
FIEP17915110.5T
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Marika Tiihonen
Original Assignee
Metso Outotec Finland Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Metso Outotec Finland Oy filed Critical Metso Outotec Finland Oy
Application granted granted Critical
Publication of FI3642374T3 publication Critical patent/FI3642374T3/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B26/00Obtaining alkali, alkaline earth metals or magnesium
    • C22B26/10Obtaining alkali metals
    • C22B26/12Obtaining lithium
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/32Phosphates of magnesium, calcium, strontium, or barium
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/32Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/324Preparation from a reaction solution obtained by acidifying with an acid other than orthophosphoric acid
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00Phosphorus; Compounds thereof
    • C01B25/16Oxyacids of phosphorus; Salts thereof
    • C01B25/26Phosphates
    • C01B25/32Phosphates of magnesium, calcium, strontium, or barium
    • C01B25/34Magnesium phosphates
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/60Preparation of carbonates or bicarbonates in general
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01DCOMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D15/00Lithium compounds
    • C01D15/08Carbonates; Bicarbonates
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/12Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/44Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Claims (13)

PatenttivaatimuksetPatent Claims 1. Menetelmä yhden tai useamman tyyppisen litiumyhdisteen valmistamiseksi litiumia sisältävästä mineraalista, jolloin menetelmä käsittää a) liuotusvaiheen, jossa litiumia sisältävä mineraali liuotetaan vesipitoisessa alkalisessa karbonaatin liuotusliuoksessa litiumyhdisteiden ja fosfaatin (fosfaattien) vapauttamiseksi litiumia sisältävästä mineraalista, näin aikaansaaden liuotuslietteen, joka sisältää litiumkarbonaattia ja fosfaattia (fosfaatteja), b) karbonointivaiheen, jossa saadun liuotuslietteen annetaan reagoida maa- alkalimetalliyhdisteen kanssa CO>:n läsnä ollessa littumvetykarbonaattia sisältävän karbonoidun lietteen saamiseksi, ja fosfaatin (fosfaattien) saostamiseksi liuotuslietteestä liukenemattomana fosfaattiyhdisteenä (liukenemattomina fosfaattiyhdisteinä), c) kiinteä-neste -erotusvaiheen, jossa karbonointivaiheesta saadulle karbonoidulle lietteelle tehdään kiinteä-neste -erotus, jossa liukenematon mineraali ja liukenematon fosfaattiyhdiste (liukenemattomat fosfaattiyhdisteet) erotetaan kiinteinä aineina, jotka voidaan kerätä talteen tai hylätä, siten aikaansaaden litiumvetykarbonaattia sisältävän liuoksen.1. A method for producing one or more types of lithium compounds from a lithium-containing mineral, wherein the method comprises a) a leaching step in which the lithium-containing mineral is dissolved in an aqueous alkaline carbonate leaching solution to release lithium compounds and phosphate(s) from the lithium-containing mineral, thus providing a leaching slurry containing lithium carbonate and phosphate ( phosphates), b) a carbonation step, in which the resulting leaching sludge is allowed to react with an alkaline earth metal compound in the presence of CO> to obtain a carbonated sludge containing lithohydrogen carbonate, and to precipitate phosphate(s) from the leaching sludge as an insoluble phosphate compound (insoluble phosphate compounds), c) a solid-liquid separation step, where the carbonized sludge obtained from the carbonation step is subjected to a solid-liquid separation, in which the insoluble mineral and the insoluble phosphate compound (insoluble phosphate compounds) are separated as solids that can be recovered or discarded, thus providing a solution containing lithium hydrogen carbonate. 2. Patenttivaatimuksen 1 mukainen menetelmä, jossa litiumia sisältävää mineraalia — käytetään litiumia sisältävän rikasteen, tyypillisesti spodumeenirikasteen, muodossa.2. The method according to claim 1, in which the lithium-containing mineral — is used in the form of a lithium-containing concentrate, typically a spodumene concentrate. 3. Patenttivaatimuksen 1 tai 2 mukainen menetelmä, jossa alkalinen karbonaattiliuotusliuos käsittää natriumkarbonaattia ja/tai kaliumkarbonaattia.3. The method according to claim 1 or 2, wherein the alkaline carbonate leaching solution comprises sodium carbonate and/or potassium carbonate. 4. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa liuotusvaihe suoritetaan korotetussa lämpötilassa ja korotetussa paineessa.4. The method according to one of the preceding claims, in which the dissolution step is carried out at elevated temperature and elevated pressure. — 5. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa liuotusvaiheen lämpötila on 150 °C tai korkeampi, tyypillisesti välillä 150-300 °C, tyypillisemmin välillä 190-240 °C.— 5. The method according to one of the preceding claims, in which the temperature of the dissolution step is 150 °C or higher, typically between 150 and 300 °C, more typically between 190 and 240 °C. 6. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa maa- alkalimetalliyhdiste lisätään ennen liuotusvaihetta ja/tai sen aikana ja/tai ennen karbonointivaihetta ja/tai sen aikana.6. The method according to one of the preceding claims, in which the alkaline earth metal compound is added before and/or during the dissolution step and/or before and/or during the carbonation step. 7. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa maa- = alkalimetalliyhdiste valitaan ryhmästä, jonka muodostavat maa-alkalimetallihydroksidi(t), maa-alkalimetallikarbonaatti (-karbonaatit), maa-alkalimetallivetykarbonaatti (-karbonaatit) ja maa-alkalimetallikloridi(t), tyypillisesti maa-alkalimetalliyhdiste on Mg(OH),, tyypillisesti kiinteässä muodossa.7. The method according to one of the preceding claims, in which the earth = alkaline metal compound is selected from the group consisting of alkaline earth metal hydroxide(s), alkaline earth metal carbonate(s), alkaline earth metal hydrogencarbonate(s) and alkaline earth metal chloride(s), typically earth -the alkali metal compound is Mg(OH), typically in solid form. 8. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa liukenematon fosfaattiyhdiste on maa-alkalimetallivetyfosfaatti, kuten magnesiumvetyfosfaatti tai kalsiumvetyfosfaatti.8. The method according to one of the preceding claims, wherein the insoluble phosphate compound is alkaline earth metal hydrogen phosphate, such as magnesium hydrogen phosphate or calcium hydrogen phosphate. 9. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa karbonointivaihe suoritetaan 0-50 *C:n välillä olevassa lämpötilassa, tyypillisesti välillä 15-40 °C.9. The method according to one of the preceding claims, in which the carbonation step is carried out at a temperature between 0-50 °C, typically between 15-40 °C. 10. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa kiinteä-neste — -erotusvaihe suoritetaan suodattamalla, tyypillisesti tyhjiöhihnasuodatuksella.10. The method according to one of the preceding claims, in which the solid-liquid separation step is carried out by filtration, typically by vacuum belt filtration. 11. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa menetelmä lisäksi käsittää kiteytysvaiheen d), jossa littumvetykarbonaattia sisältävä liuos kuumennetaan bikarbonaatin hajottamiseksi ja littumkarbonaatin kiteyttämiseksi.11. The method according to one of the preceding claims, wherein the method additionally comprises a crystallization step d), in which a solution containing lithum hydrogen carbonate is heated to decompose the bicarbonate and crystallize the lithum carbonate. 12. Jonkin edeltävän patenttivaatimuksen mukainen menetelmä, jossa menetelmä — suoritetaan panostoimisesti tai jatkuvatoimisesti.12. A method according to one of the preceding claims, in which the method — is performed batchwise or continuously. 13. Jonkin patenttivaatimuksen 1-12 mukaisen menetelmän käyttö litiumvetykarbonaatin valmistamiseksi, joka valinnaisesti kiteytetään littumkarbonaatin muodostamiseksi.13. Use of a method according to any of claims 1-12 for the production of lithium hydrogen carbonate, which is optionally crystallized to form lithium carbonate.
FIEP17915110.5T 2017-06-22 2017-06-22 Method of extracting lithium compound(s) FI3642374T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FI2017/050477 WO2018234614A1 (en) 2017-06-22 2017-06-22 Method of extracting lithium compound(s)

Publications (1)

Publication Number Publication Date
FI3642374T3 true FI3642374T3 (en) 2023-03-19

Family

ID=64736870

Family Applications (1)

Application Number Title Priority Date Filing Date
FIEP17915110.5T FI3642374T3 (en) 2017-06-22 2017-06-22 Method of extracting lithium compound(s)

Country Status (17)

Country Link
US (1) US20210147247A1 (en)
EP (1) EP3642374B1 (en)
CN (1) CN110785503B (en)
AU (1) AU2017419674B2 (en)
CA (1) CA3067491C (en)
DK (1) DK3642374T3 (en)
ES (1) ES2939017T3 (en)
FI (1) FI3642374T3 (en)
HR (1) HRP20230198T1 (en)
HU (1) HUE061355T2 (en)
LT (1) LT3642374T (en)
MX (1) MX2019015231A (en)
PL (1) PL3642374T3 (en)
PT (1) PT3642374T (en)
RS (1) RS64004B1 (en)
SI (1) SI3642374T1 (en)
WO (1) WO2018234614A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9677181B2 (en) 2012-04-23 2017-06-13 Nemaska Lithium Inc. Processes for preparing lithium hydroxide
RS57299B1 (en) 2012-05-30 2018-08-31 Nemaska Lithium Inc Processes for preparing lithium carbonate
PL2971252T3 (en) 2013-03-15 2021-07-12 Nemaska Lithium Inc. Processes for preparing lithium hydroxide
CN109250733B (en) 2013-10-23 2021-07-16 内玛斯卡锂公司 Method for preparing lithium carbonate
EP3492632B1 (en) 2014-02-24 2020-12-09 Nemaska Lithium Inc. Methods for treating lithium-containing materials
JP7030049B2 (en) 2015-08-27 2022-03-04 ネマスカ リチウム インコーポレーテッド Methods for processing lithium-containing materials
CA2940509A1 (en) 2016-08-26 2018-02-26 Nemaska Lithium Inc. Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid
US11142466B2 (en) 2017-11-22 2021-10-12 Nemaska Lithium Inc. Processes for preparing hydroxides and oxides of various metals and derivatives thereof
WO2021053514A1 (en) 2019-09-16 2021-03-25 InCoR Lithium Selective lithium extraction from brines
CN111593200A (en) * 2020-04-30 2020-08-28 中国科学院过程工程研究所 Method for recovering valuable metals in waste lithium ion batteries
CN115353129B (en) * 2022-09-27 2023-09-01 厦门海辰储能科技股份有限公司 Method for recycling anode material of waste lithium iron phosphate battery
GB2623593A (en) * 2022-10-21 2024-04-24 Res By British Lithium Limited Impurity removal and leaching of lithium material
GB202216132D0 (en) * 2022-10-31 2022-12-14 Mexichem Uk Ltd Process
CN115849414B (en) * 2022-12-22 2023-05-09 甘肃睿思科新材料有限公司 Method for preparing ultrapure lithium carbonate with uniform and stable granularity

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3112171A (en) * 1960-02-09 1963-11-26 Dept Of Natural Resources Of T Lithium carbonate production
GB1576130A (en) * 1976-08-10 1980-10-01 Quebec Ministere Des Richesses Continuous production of lithium carbonate
US7157065B2 (en) 1998-07-16 2007-01-02 Chemetall Foote Corporation Production of lithium compounds directly from lithium containing brines
US20060171869A1 (en) 2003-11-12 2006-08-03 Anovitz Lawrence M Method of extracting lithium
CN104245587A (en) * 2012-03-19 2014-12-24 奥图泰(芬兰)公司 Method for recovering lithium carbonate
KR101405486B1 (en) * 2012-04-05 2014-06-13 주식회사 포스코 Method for manufacturing lithium hydroxide and method for manufacturing lithium carbonate using the same

Also Published As

Publication number Publication date
CA3067491A1 (en) 2018-12-27
HRP20230198T1 (en) 2023-03-31
HUE061355T2 (en) 2023-06-28
US20210147247A1 (en) 2021-05-20
EP3642374B1 (en) 2022-11-30
SI3642374T1 (en) 2023-04-28
AU2017419674A1 (en) 2020-01-16
BR112019026744A2 (en) 2020-06-30
PL3642374T3 (en) 2023-04-24
ES2939017T3 (en) 2023-04-18
EP3642374A4 (en) 2021-02-17
BR112019026744A8 (en) 2023-04-04
CN110785503A (en) 2020-02-11
DK3642374T3 (en) 2023-02-20
CN110785503B (en) 2022-10-14
MX2019015231A (en) 2020-02-13
PT3642374T (en) 2023-02-16
WO2018234614A1 (en) 2018-12-27
AU2017419674B2 (en) 2021-04-08
CA3067491C (en) 2023-09-12
RS64004B1 (en) 2023-03-31
LT3642374T (en) 2023-03-10
EP3642374A1 (en) 2020-04-29

Similar Documents

Publication Publication Date Title
FI3642374T3 (en) Method of extracting lithium compound(s)
CA2755844C (en) Production of high purity lithium compounds directly from lithium containing brines
US9988279B2 (en) Production of lithium hydroxide
MX2020012317A (en) Method for recovering lithium hydroxide.
TWI746818B (en) Process for the recovery of lithium
KR101873933B1 (en) Manufacturing method of lithium hydroxide using lithium carbonate
JP4809090B2 (en) Manufacturing method of fertilizer using sewage sludge incineration ash as a raw material
TWI693097B (en) Metal concentration method and metal recovery method
MX2011010165A (en) Process for simultaneous production of potassium sulphate, ammonium sulfate, magnesium hydroxide and/or magnesium oxide from kainite mixed salt and ammonia.
GB2608460A (en) Process for the recovery and reuse of sulphate reagents from brines derived from lithium micas
KR20190039212A (en) Method for the conversion of lithium phosphate into a suitable low-phosphoric acid lithium solution for the production of commercially available lithium products and for the recovery of phosphorus for re-use in the production of lithium phosphate
JP7422776B2 (en) Recovery of lithium hydroxide
JP6337708B2 (en) Method for separating nickel from nickel sludge
KR20160002572A (en) Method for manufacturing high purity lithium hydroxide and efficient method for recovery of lithium hydroxide from brine using the same
KR102168611B1 (en) Method for manufacturing high purity lithium hydroxide and efficient method for recovery of lithium hydroxide from brine using the same
RU2347829C2 (en) Method of producing lithium hydroxide out of spodumene concentrate
HRP20000125A2 (en) Method of formulating alkali metal salts
CA3155676A1 (en) Process for production of potassium sulfate, ammonium sulfate, and calcium carbonate from syngenite
CN101746782A (en) Method for removing SO4<-2> in brine
CA3113294A1 (en) Brine and method for producing same
RU2824841C2 (en) Method of extracting lithium from spodumene ore
US20240051836A1 (en) Production of alkali metal carbonates and/or bicarbonates from alkali metal sulphates
FI63923C (en) FOERFARANDE FOER UTVINNING AV LITIUMKARBONAT I REN FORM
BR112019026744B1 (en) LITHIUM COMPOUND(S) EXTRACTION METHOD
JP2019025455A (en) Sodium removal method